Patents by Inventor Curt R. Hetherington

Curt R. Hetherington has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Case with integral lubricant scavenge passage
    Patent number: 8985277
    Abstract: A case comprises a radially inner case hub, a radially outer case section with an outer wall, a plurality of circumferentially distributed struts extending radially between the inner hub and the outer case section, and a lubricant scavenge passage disposed circumferentially apart from a bottom dead center (BDC) position of the case. The lubricant scavenge passage includes an inner scavenge section extending radially through a first one of the plurality of struts.
    Type: Grant
    Filed: July 31, 2012
    Date of Patent: March 24, 2015
    Assignee: United Technologies Corporation
    Inventors: Curt R. Hetherington, Stephen H. Mattia, Bradley J. Sabo
  • CASE WITH INTEGRAL LUBRICANT SCAVENGE PASSAGE
    Publication number: 20140182972
    Abstract: A case comprises a radially inner case hub, a radially outer case section with an outer wall, a plurality of circumferentially distributed struts extending radially between the inner hub and the outer case section, and a lubricant scavenge passage disposed circumferentially apart from a bottom dead center (BDC) position of the case. The lubricant scavenge passage includes an inner scavenge section extending radially through a first one of the plurality of struts.
    Type: Application
    Filed: July 31, 2012
    Publication date: July 3, 2014
    Applicant: UNITED TECHNOLOGIES CORPORATION
    Inventors: Curt R. Hetherington, Stephen H. Mattia, Bradley J. Sabo
  • GAS TURBINE ENGINE COMBUSTOR LINER
    Publication number: 20140093370
    Abstract: A wrenching mechanism includes a multiple of rectilinear fastener plates each with a nut-shaped opening, each of the multiple of rectilinear fastener plates located within one of the multiple of rectilinear openings. A fastener mounted at least partially through the nut-shaped opening of each of the multiple of rectilinear fastener plates.
    Type: Application
    Filed: September 28, 2012
    Publication date: April 3, 2014
    Applicant: UNITED TECHNOLOGIES CORPORATION
    Inventors: Stephen H. Mattia, Curt R. Hetherington
  • Low deflection fan case cotainment fabric
    Patent number: 7517184
    Abstract: A turbine engine fan casing for containing a separated blade fragment comprising a support case having an axially extending impact zone, a substantially structurally continuous penetrable covering circumscribing the impact zone; and a containment covering circumscribing the penetrable covering. The containment covering comprises a textile fabric containing threads in a warp direction and a fill direction, wherein the threads in the warp direction are of a different denier than the threads in the fill direction.
    Type: Grant
    Filed: June 1, 2006
    Date of Patent: April 14, 2009
    Assignee: Unied Technologies Corporation
    Inventors: Mark W. Costa, Jan B. Kowza, Curt R. Hetherington, Wendy P. Lopardi, Douglas Welch
  • Low deflection fan case cotainment fabric
    Publication number: 20070280817
    Abstract: A turbine engine fan casing for containing a separated blade fragment comprising a support case having an axially extending impact zone, a substantially structurally continuous penetrable covering circumscribing the impact zone; and a containment covering circumscribing the penetrable covering. The containment covering comprises a textile fabric containing threads in a warp direction and a fill direction, wherein the threads in the warp direction are of a different denier than the threads in the fill direction.
    Type: Application
    Filed: June 1, 2006
    Publication date: December 6, 2007
    Applicant: United Technologies Corporation
    Inventors: Mark W. Costa, Jan B. Kowza, Curt R. Hetherington, Wendy P. Lopardi, Douglas Welch